Natalie Portman rocks but ‘Vox Lux’ lacks insight into stardom

Natalie Portman rocks but ‘Vox Lux’ lacks insight into stardom

Natalie Portman rocks but ‘Vox Lux’ lacks insight into stardom
Natalie Portman is captivating as a damaged electro-pop star known as Celeste in “Vox Lux,” a flawed, flashy drama from actor/director Brady Corbet (“The Childhood of a Leader”). But she doesn’t appear until nearly an hour into the film, which begins with a prologue on her origins (she’s initially played by Raffey Cassidy, who doubles...